2 * Copyright (c) 2016 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #ifndef VNET_CONTROL_H_
17 #define VNET_CONTROL_H_
19 #include <vnet/vnet.h>
20 #include <vnet/lisp-cp/gid_dictionary.h>
21 #include <vnet/lisp-cp/lisp_types.h>
23 #define NUMBER_OF_RETRIES 1
24 #define PENDING_MREQ_EXPIRATION_TIME 3.0 /* seconds */
25 #define PENDING_MREQ_QUEUE_LEN 5
27 #define PENDING_MREG_EXPIRATION_TIME 3.0 /* seconds */
28 #define RLOC_PROBING_INTERVAL 60.0
30 /* when map-registration is enabled "quick registration" takes place first.
31 In this mode ETR sends map-register messages at an increased frequency
32 until specified message count is reached */
33 #define QUICK_MAP_REGISTER_MSG_COUNT 3
34 #define QUICK_MAP_REGISTER_INTERVAL 3.0
36 /* normal map-register period */
37 #define MAP_REGISTER_INTERVAL 60.0
49 } pending_map_request_t;
56 locator_pair_t *locator_pairs;
71 /* map-server/map-resolver structure */
85 miss_packet_type_t type;
97 /* LISP feature status */
101 gid_dictionary_t mapping_index_by_gid;
103 /* pool of mappings */
104 mapping_t *mapping_pool;
106 /* hash map of secret keys by mapping index */
107 u8 *key_by_mapping_index;
109 /* pool of locators */
110 locator_t *locator_pool;
112 /* pool of locator-sets */
113 locator_set_t *locator_set_pool;
115 /* vector of locator-set vectors composed of and indexed by locator index */
116 u32 **locator_to_locator_sets;
118 /* hash map of locators by name */
119 uword *locator_set_index_by_name;
121 /* vector of eid index vectors supported and indexed by locator-set index */
122 u32 **locator_set_to_eids;
124 /* vectors of indexes for local locator-sets and mappings */
125 u32 *local_mappings_indexes;
126 u32 *local_locator_set_indexes;
128 /* hash map of forwarding entries by mapping index */
129 u32 *fwd_entry_by_mapping_index;
131 /* forwarding entries pool */
132 fwd_entry_t *fwd_entry_pool;
134 /* hash map keyed by nonce of pending map-requests */
135 uword *pending_map_requests_by_nonce;
137 /* pool of pending map requests */
138 pending_map_request_t *pending_map_requests_pool;
139 volatile u32 *pending_map_request_lock;
141 /* hash map of sent map register messages */
142 uword *map_register_messages_by_nonce;
144 /* vector of map-resolvers */
145 lisp_msmr_t *map_resolvers;
147 /* vector of map-servers */
148 lisp_msmr_t *map_servers;
150 /* map resolver address currently being used for sending requests.
151 * This has to be an actual address and not an index to map_resolvers vector
152 * since the vector may be modified during request resend/retry procedure
153 * and break things :-) */
154 ip_address_t active_map_resolver;
156 u8 do_map_resolver_election;
158 /* map-request locator set index */
161 /* vni to vrf hash tables */
162 uword *table_id_by_vni;
163 uword *vni_by_table_id;
165 /* vni to bd-index hash tables */
169 /* track l2 and l3 interfaces that have been created for vni */
170 uword *l2_dp_intf_by_vni;
172 /* Proxy ETR map index */
178 /* map request mode */
181 /* enable/disable map registering */
184 /* enable/disable rloc-probing */
190 vlib_main_t *vlib_main;
191 vnet_main_t *vnet_main;
194 /* lisp-gpe control plane */
195 lisp_cp_main_t lisp_control_main;
197 extern vlib_node_registration_t lisp_cp_input_node;
198 extern vlib_node_registration_t lisp_cp_lookup_ip4_node;
199 extern vlib_node_registration_t lisp_cp_lookup_ip6_node;
201 clib_error_t *lisp_cp_init ();
203 always_inline lisp_cp_main_t *
204 vnet_lisp_cp_get_main ()
206 return &lisp_control_main;
219 } vnet_lisp_add_del_locator_set_args_t;
222 vnet_lisp_add_del_locator_set (vnet_lisp_add_del_locator_set_args_t * a,
225 vnet_lisp_add_del_locator (vnet_lisp_add_del_locator_set_args_t * a,
226 locator_set_t * ls, u32 * ls_index);
232 u32 locator_set_index;
242 } vnet_lisp_add_del_mapping_args_t;
245 vnet_lisp_map_cache_add_del (vnet_lisp_add_del_mapping_args_t * a,
248 vnet_lisp_add_del_local_mapping (vnet_lisp_add_del_mapping_args_t * a,
249 u32 * map_index_result);
252 vnet_lisp_add_del_mapping (gid_address_t * deid, locator_t * dlocs, u8 action,
253 u8 authoritative, u32 ttl, u8 is_add, u8 is_static,
254 u32 * res_map_index);
261 } vnet_lisp_add_del_adjacency_args_t;
263 int vnet_lisp_add_del_adjacency (vnet_lisp_add_del_adjacency_args_t * a);
268 ip_address_t address;
269 } vnet_lisp_add_del_map_resolver_args_t;
272 vnet_lisp_add_del_map_resolver (vnet_lisp_add_del_map_resolver_args_t * a);
273 int vnet_lisp_add_del_map_server (ip_address_t * addr, u8 is_add);
275 clib_error_t *vnet_lisp_enable_disable (u8 is_enabled);
276 u8 vnet_lisp_enable_disable_status (void);
278 int vnet_lisp_pitr_set_locator_set (u8 * locator_set_name, u8 is_add);
283 u8 *locator_set_name;
284 } vnet_lisp_add_del_mreq_itr_rloc_args_t;
287 vnet_lisp_add_del_mreq_itr_rlocs (vnet_lisp_add_del_mreq_itr_rloc_args_t * a);
289 int vnet_lisp_clear_all_remote_adjacencies (void);
291 int vnet_lisp_eid_table_map (u32 vni, u32 vrf, u8 is_l2, u8 is_add);
292 int vnet_lisp_add_del_map_table_key (gid_address_t * eid, char *key,
294 int vnet_lisp_set_map_request_mode (u8 mode);
295 u8 vnet_lisp_get_map_request_mode (void);
296 lisp_adjacency_t *vnet_lisp_adjacencies_get_by_vni (u32 vni);
297 int vnet_lisp_rloc_probe_enable_disable (u8 is_enable);
298 int vnet_lisp_map_register_enable_disable (u8 is_enable);
299 u8 vnet_lisp_map_register_state_get (void);
300 u8 vnet_lisp_rloc_probe_state_get (void);
303 lisp_pending_map_request_lock (lisp_cp_main_t * lcm)
305 if (lcm->pending_map_request_lock)
306 while (__sync_lock_test_and_set (lcm->pending_map_request_lock, 1))
311 lisp_pending_map_request_unlock (lisp_cp_main_t * lcm)
313 if (lcm->pending_map_request_lock)
314 *lcm->pending_map_request_lock = 0;
317 #endif /* VNET_CONTROL_H_ */
320 * fd.io coding-style-patch-verification: ON
323 * eval: (c-set-style "gnu")